I investigated the relationships among International prostate symptom score(IPSS), prostatic size and other factors, and look into the possibility of the expert system for benign prostatic hyperplasia in symptomatic prostatism.

Through the prostate awareness program, 349 men had undergone IPSS questionnaire, uroflownetry and transrectal ultrasonography. I analyzed the correlation coefficient to revel the relationship among age, maximal flow rate(MFR), and prostatic size, according to the several parameters.

The relationships among the age, MFR and prostatic size were statistically significant. When the all men were classified according to the height, weight, educational course and resident place, the relationships were not significant different.